Thursday, January 8, 2009

Exposure

In photography there are lots of things to be known before we take pictures. Every picture should be taken with care. Exposure is very important in digital photography. It is the shorthand for delicate balance of light sensitivity of the recording material with the amount of light in the scene. There are two parts of camera system that control the amount of light coming through the lens- the aperture which is described as an "f" number such as f/8, and the shutter speed, which is the amount of time the shutter stays open to receive the light coming through the lens, described as a fraction of a second such as 1/125 sec or full second or seconds. Aperture is the diameter of the opening in the lens. Shutter speed is very important in photography. This is the first post about photography so let’s this is just small explanation about exposure, I will write about everything I know about exposure in the future posts.

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